CN202926320U - A detection device for recording downhole vibration - Google Patents
A detection device for recording downhole vibration Download PDFInfo
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- CN202926320U CN202926320U CN 201220689946 CN201220689946U CN202926320U CN 202926320 U CN202926320 U CN 202926320U CN 201220689946 CN201220689946 CN 201220689946 CN 201220689946 U CN201220689946 U CN 201220689946U CN 202926320 U CN202926320 U CN 202926320U
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- microcontroller
- checkout equipment
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- underground vibrating
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Abstract
The utility model discloses a detection device for recording downhole vibration. The detection device comprises a microcontroller, and a data collection unit, a power source transformation unit, a storage unit and a communication unit, which are connected with the microcontroller. The data collection unit comprises a pressure collection unit, a triaxial acceleration collection unit, a temperature collection unit and a time collection unit. The detection device is suitable for high-speed collection, data processing and recording of downhole vibration information during petroleum drilling exploration and thus provides important basis for control while drilling.
Description
Technical field
The utility model relates to a kind of checkout equipment of down-hole information, specifically refers to a kind of checkout equipment that records underground vibrating, belongs to the oil drilling Exploration Domain.
Background technology
At present, electronic technology obtains using very widely in the drilling well down-hole, and during drilling well, the vibration information of rotary drilling-head is processed through processing, can obtain in real time various parameters, can determine that finally hole angle, azimuth and drill bit in the information such as sound state of down-hole, realize geosteering.
Yet with in boring vibration environment, need to process vibration signal, if can not correctly process this vibration signal, just can not measure correct hole angle, azimuth and other important parameters, also just can't realize the requirement of controlling with boring.
Therefore, according to above-mentioned present situation, be necessary very much to propose a kind of checkout equipment that records underground vibrating, can carry out high speed acquisition, data processing and real time record to underground vibrating information, for providing important evidence with boring to control.
The utility model content
The purpose of this utility model is to provide a kind of checkout equipment that records underground vibrating, is used in the process of oil drilling exploration, underground vibrating information being carried out high speed acquisition, data processing and record, for providing important evidence with boring to control.
For achieving the above object, the technical solution of the utility model is to provide a kind of checkout equipment that records underground vibrating, and it comprises microcontroller, the data acquisition unit, power conversion unit, memory cell and the communication unit that are connected with described microcontroller respectively; Described data acquisition unit comprises pressure acquisition unit, 3-axis acceleration collecting unit, temperature collecting cell and the time collecting unit that is connected with described microcontroller respectively.
Described pressure acquisition unit comprises: pressure sensor is used for production wells downforce value; The signal processing circuit that is connected with the output of described pressure sensor, the pressure signal that pressure sensor is exported amplifies processing; The modulus sample circuit that is connected with the output of described signal processing circuit, its output is connected by the Serial Peripheral Interface (SPI) communication modes with microcontroller, this modulus sample circuit carries out analog-to-digital conversion to the pressure signal of signal processing circuit output, and transfers to microcontroller.
Described 3-axis acceleration collecting unit high speed acquisition down-hole 3-axis acceleration value, and being connected with microcontroller by the Serial Peripheral Interface (SPI) communication modes, with the 3-axis acceleration value that collects with digital data transmission to microcontroller.
Described temperature collecting cell adopts temperature value under digital temperature chip production wells, and is connected with microcontroller by the Serial Peripheral Interface (SPI) communication modes, with the temperature value that collects with digital data transmission to microcontroller.
Described time collecting unit adopts the digital dock chip lower working time of production wells, be connected with microcontroller by the twin wire serial communication interface mode, with the time value that collects with digital data transmission to microcontroller.
Described power conversion unit is the DC/DC conversion circuit, for the checkout equipment that records underground vibrating provides stable power supply.
Described memory cell adopts high temperature SD storage card to record the underground vibrating data.
Described communication unit is connected with outer computer by usb mode, realizes the exchanges data between microcontroller and outer computer, the supplemental characteristic of memory cell storage is transferred to outer computer carry out data analysis.
In sum, the checkout equipment that records underground vibrating provided by the utility model, in the process of oil drilling exploration, can carry out high speed acquisition to the 3-axis acceleration of down-hole, guarantee to collect effectively reliably the underground vibrating signal, and record the underground vibrating data by high temperature SD card, avoid loss of data, for providing important evidence with boring to control.
Description of drawings
Fig. 1 is the structural representation that records the checkout equipment of underground vibrating of the present utility model.
The specific embodiment
Below in conjunction with Fig. 1, describe a preferred embodiment of the present utility model in detail.
As shown in Figure 1, be the structural representation that records the checkout equipment of underground vibrating of the present utility model.It comprises the MCU(microcontroller) 1, the data acquisition unit, power conversion unit 6, memory cell 7 and the communication unit 8 that are connected with described MCU 1 respectively.
Described MCU 1 adopts the DSPIC single-chip microcomputer.
Described data acquisition unit comprises pressure acquisition unit 2,3-axis acceleration collecting unit 3, temperature collecting cell 4 and the time collecting unit 5 that is connected with described MCU 1 respectively.
Described pressure acquisition unit 2 comprises: pressure sensor, be used for production wells downforce value, and the range of this pressure sensor is 0～120Mpa, its output signal is the mV level; With the signal processing circuit that the output of described pressure sensor is connected, its pressure signal that adopts the mode of differential amplification that pressure sensor is exported amplifies processing; The AD(modulus that is connected with the output of described signal processing circuit) sample circuit, its output with MCU 1 by the SPI(Serial Peripheral Interface (SPI)) communication interface mode is connected, this AD sample circuit adopts 16 bit AD sample chips to realize, pressure signal to signal processing circuit output carries out analog-to-digital conversion, and transfers to MCU 1.
The important process parameter of rotary drilling-head vibration when being drilling well work due to hole deviation, orientation, tool-face and pressure etc., comprehensively these supplemental characteristic analyses are judged the concrete operating mode of down-hole at that time, so pressure acquisition unit 2 is parts indispensable in the utility model.
Described 3-axis acceleration collecting unit 3 is used for high speed acquisition down-hole 3-axis acceleration value, guarantees to capture effectively reliably the various vibration signals of down-hole; These 3-axis acceleration collecting unit 3 output digit signals, the highest output data rate can reach 3.2KHz, and is connected with MCU 1 by the SPI communication interface mode, with the 3-axis acceleration value that collects with digital data transmission to MCU 1.
Described temperature collecting cell 4 is used for temperature value under production wells, and assistant analysis is the operating mode of down-hole at that time; This temperature collecting cell 4 adopts digital temperature chips, and is connected with MCU 1 by the SPI communication interface mode, with the temperature value that collects with digital data transmission to MCU 1.
Described time collecting unit 5 is used for the lower working time of production wells, and assistant analysis is the operating mode of down-hole at that time; This time collecting unit 5 adopts digital dock chips, and by the serial of I2C(twin wire) communication interface mode is connected with MCU 1, with the time value that collects with digital data transmission to MCU 1.
Described power conversion unit 6 is the DC/DC(DC-DC) change-over circuit, it is changed and linear transformation by DC/DC, for the checkout equipment that records underground vibrating provides stable power supply.
Described memory cell 7 adopts high temperature SD storage card, and capacity is 8GB; It adopts high temperature SD storage card to record the underground vibrating data for the special high temperature in down-hole, vibration environment, avoids loss of data, for providing important evidence with boring to control.
Described communication unit 8 is connected with outer computer by usb mode, realizes the exchanges data between MCU 1 and outer computer, the supplemental characteristic of memory cell 7 interior storages is transferred to outer computer carry out data analysis.
Below by a specific embodiment, describe the course of work and the principle that records the checkout equipment of underground vibrating provided by the utility model in detail.Wherein, power conversion unit 6 provides stable power supply for the checkout equipment that records underground vibrating; Subsequently, pressure acquisition unit 2 per seconds gather a down-hole pressure value, and through being transferred to MCU 1 with the SPI communication modes after amplification and analog-to-digital conversion process; And 3-axis acceleration collecting unit 3 per seconds gather 160 down-hole 3-axis acceleration values, wherein each acceleration magnitude of single shaft is 2bytes, namely 3-axis acceleration collecting unit 3 per seconds gather the data of 960bytes size altogether, and by the SPI communication modes, the 3-axis acceleration value are transferred to MCU 1; Temperature collecting cell 4 per seconds gather a downhole temperature value, and by the SPI communication modes, temperature value are transferred to MCU 1; Time collecting unit 5 per second gathers a down-hole time value, and by the I2C communication modes, time value is transferred to MCU 1.The data value storage such as the above-mentioned pressure that MCU 1 receives per second, 3-axis acceleration, temperature, time are to blocking memory cell 7.When this records drilling well work under the checkout equipment completed well of underground vibrating, when getting back on ground, can connect by USB communication unit 8 USB interface of computers, all underground vibrating data that recorded to read wherein.
In sum, the checkout equipment that records underground vibrating provided by the utility model, in the process of oil drilling exploration, can carry out high speed acquisition to the 3-axis acceleration of down-hole, guarantee to collect effectively reliably the underground vibrating signal, and record the underground vibrating data by high temperature SD card, avoid loss of data, for providing important evidence with boring to control.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (8)
1. a checkout equipment that records underground vibrating, is characterized in that, comprises microcontroller (1), the data acquisition unit that is connected with described microcontroller (1) respectively, power conversion unit (6), memory cell (7) and communication unit (8);
Described data acquisition unit comprises pressure acquisition unit (2), 3-axis acceleration collecting unit (3), temperature collecting cell (4) and the time collecting unit (5) that is connected with described microcontroller (1) respectively.
2. the checkout equipment that records underground vibrating as claimed in claim 1, is characterized in that, described pressure acquisition unit (2) comprises:
Pressure sensor is used for production wells downforce value;
The signal processing circuit that is connected with the output of described pressure sensor, the pressure signal that pressure sensor is exported amplifies processing;
The modulus sample circuit that is connected with the output of described signal processing circuit, its output is connected by the Serial Peripheral Interface (SPI) communication modes with microcontroller (1), this modulus sample circuit carries out analog-to-digital conversion to the pressure signal of signal processing circuit output, and transfers to microcontroller (1).
3. the checkout equipment that records underground vibrating as claimed in claim 1, it is characterized in that, described 3-axis acceleration collecting unit (3) high speed acquisition down-hole 3-axis acceleration value, and be connected with microcontroller (1) by the Serial Peripheral Interface (SPI) communication modes, with the 3-axis acceleration value that collects with digital data transmission to microcontroller (1).
4. the checkout equipment that records underground vibrating as claimed in claim 1, it is characterized in that, described temperature collecting cell (4) adopts temperature value under digital temperature chip production wells, and be connected with microcontroller (1) by the Serial Peripheral Interface (SPI) communication modes, with the temperature value that collects with digital data transmission to microcontroller (1).
5. the checkout equipment that records underground vibrating as claimed in claim 1, it is characterized in that, described time collecting unit (5) adopts the digital dock chip lower working time of production wells, be connected with microcontroller (1) by the twin wire serial communication interface mode, with the time value that collects with digital data transmission to microcontroller (1).
6. the checkout equipment that records underground vibrating as claimed in claim 1, is characterized in that, described power conversion unit (6) is the DC/DC conversion circuit, for the checkout equipment that records underground vibrating provides stable power supply.
7. the checkout equipment that records underground vibrating as claimed in claim 1, is characterized in that, described memory cell (7) adopts high temperature SD storage card to record the underground vibrating data.
8. the checkout equipment that records underground vibrating as claimed in claim 7, it is characterized in that, described communication unit (8) is connected with outer computer by usb mode, realize the exchanges data between microcontroller (1) and outer computer, the supplemental characteristic of storage in memory cell (7) is transferred to outer computer carry out data analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220689946 CN202926320U (en) | 2012-12-14 | 2012-12-14 | A detection device for recording downhole vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220689946 CN202926320U (en) | 2012-12-14 | 2012-12-14 | A detection device for recording downhole vibration |
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| Publication Number | Publication Date |
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| CN202926320U true CN202926320U (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220689946 Expired - Fee Related CN202926320U (en) | 2012-12-14 | 2012-12-14 | A detection device for recording downhole vibration |
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| CN (1) | CN202926320U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821500A (en) * | 2014-02-26 | 2014-05-28 | 常州凯锐自动化控制设备有限公司 | Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof |
| CN105569633A (en) * | 2015-12-21 | 2016-05-11 | 中国石油天然气集团公司 | Black box as well as method and system for monitoring downhole tool state and drilling condition |
| CN107476801A (en) * | 2017-08-17 | 2017-12-15 | 江浩 | The identifying system and method for a kind of boring behavior |
| CN109386280A (en) * | 2017-08-07 | 2019-02-26 | 中国石油化工股份有限公司 | The system and method that simultaneously early warning is damaged with instrument vibration is bored for identification |
-
2012
- 2012-12-14 CN CN 201220689946 patent/CN202926320U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821500A (en) * | 2014-02-26 | 2014-05-28 | 常州凯锐自动化控制设备有限公司 | Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof |
| CN105569633A (en) * | 2015-12-21 | 2016-05-11 | 中国石油天然气集团公司 | Black box as well as method and system for monitoring downhole tool state and drilling condition |
| CN105569633B (en) * | 2015-12-21 | 2019-03-12 | 中国石油天然气集团公司 | The monitoring method and system of black box, downhole tool state and drilling condition |
| CN109386280A (en) * | 2017-08-07 | 2019-02-26 | 中国石油化工股份有限公司 | The system and method that simultaneously early warning is damaged with instrument vibration is bored for identification |
| CN109386280B (en) * | 2017-08-07 | 2021-07-27 | 中国石油化工股份有限公司 | System and method for identifying and early warning of while-drilling instrument vibration damage |
| CN107476801A (en) * | 2017-08-17 | 2017-12-15 | 江浩 | The identifying system and method for a kind of boring behavior |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20191214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |